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fcclife's avatar
fcclife
Copper Contributor
Sep 10, 2024

M365 Business Standard - Email Aliases not displaying how we would expect

New Microsoft 365 Business Standard and setup custom domain (example: testdomain . com)

 

One User and test @ testdomain . com

Setup one alias alias1 @ testdomain . com

 

Per this link: https://learn.microsoft.com/en-us/microsoft-365/admin/email/add-another-email-alias-for-a-user?view=o365-worldwide

 

I can add an alias the document claims the user can send out as the alias:

 

Your users can now send from their aliases when using Outlook on the web. When the Set-OrganizationConfig -SendFromAliasEnabled $true cmdlet is set, users within the organization will get access to a list of checkboxes where each entry corresponds to an alias in their Outlook settings. Selecting an alias will make it appear in the From dropdown in the Compose form.

I did this and confirmed it is enabled.  I then went to Outlook web and did not see the aliases to pick from, but found I needed to go into Settings / Compose and Reply / Addresses to Send From

 

I now see the from drop down:

 

HOWEVER, the recipient (some of my gmail accounts or other test accounts) do NOT see it coming from the alias, but looks like it comes from my primary user @ mydomain . com vs the alias1 @ mydomain . com.  If the recipient digs into the message header you cannot see it from the alias either. 

 

QUESTION 1

So WHAT needs to be done so when the recipient receives the email it looks like it came from the alias.

 

QUESTION 2

A sender sends me an email to alias1 @ mydomain . com and it does arrive in Outlook Web, BUT it looks like it came to my primary test @ mydomain . com.  IF I dig into the message header behind the scenes I do see it was sent to the alias.  HOW can I have Outlook Web display that it was to the alias email and not the primary email?  I probably could create rules to tag and or move to folders, but it would be nice to just easily tell in the client.

 

Thanks in a advance!

Greg

6 Replies

  • fcclife's avatar
    fcclife
    Copper Contributor

    @fcc

    QUESTION 1 has been resolved.  After time for propagation when I send out from alias the recipient is seeing the alias email address.

     

    QUESTION 2 however is NOT resolved and would like to find out if there is a way to see the alias if external sender sends to my alias.

     

    A sender sends me an email to alias1 @ mydomain . com and it does arrive in Outlook Web, BUT it looks like it came to my primary test @ mydomain . com.  IF I dig into the message header behind the scenes I do see it was sent to the alias.  HOW can I have Outlook Web display that it was to the alias email and not the primary email?  I probably could create rules to tag and or move to folders, but it would be nice to just easily tell in the cli

     

  • fcclife's avatar
    fcclife
    Copper Contributor

    Set-OrganizationConfig -SendFromAliasEnabled $true

     

    I meant to add the above... I did this about an hour ago.  Starting to wonder if this setting is not instantaneous.

     

    One site stated this:

    It may take some time (up to 24 hours in rare cases) for the SendFromAliasEnabled setting to propagate across your organization.

     

    Another site stated the following which means it may not work:

    Understand the Behavior: Even with SendFromAliasEnabled set to true, the behavior isn't always what users expect. Here's what typically happens:

    • The "From" address in the email header will still be your primary SMTP address (mailto:email address removed for privacy reasons).
    • The "Sender" address will be set to your alias (mailto:email address removed for privacy reasons).

    However, many email clients only display the "From" address by default, which is why recipients see your primary address.

     

    I don't know if either of these are accurate or not or if anyone has experienced this.

     

    • fcclife's avatar
      fcclife
      Copper Contributor

      I am going to give this 24 hours to see if it starts working. Seen several indications it is not immediate. Will report back.

      • Nyala01's avatar
        Nyala01
        Copper Contributor

        Hi, were you able to resolve this in the end?

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